code: def test_paired_histogram_specification_histograms(
      data: List[List[float]],
      num_bins: int,
      density: bool,
      expected_histograms: List[List[float]],
  ):
      (
          _,
          histograms,
          _,
          _,
      ) = rasa.utils.plotting._extract_paired_histogram_specification(
          data,
          num_bins=num_bins,
          density=density,
          x_pad_fraction=0,
          y_pad_fraction=0,
      )
      assert np.all(histograms[0] == expected_histograms[0])
      assert np.all(histograms[1] == expected_histograms[1])
  
file_path: rasa/tests/utils/test_plotting.py
imports: from typing import List
  import rasa.utils.plotting
  import numpy
  import pytest
label_desc: Use image node_id 4 for calling a global function with example usage: test_paired_histogram_specification_histograms(data, num_bins, density, expected_histograms) without return types